$46+ Cheap flights from San Diego (SAN) to Sonoma, CA
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/10. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — SFO
Jan 17 — Jan 241
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from San Diego to Sonoma with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from San Diego to Sonoma are usually found in January or March, booked 87 days in advance, depart on a Friday or Thursday and return on a Monday
Cheap flight deals from San Diego to Sonoma
Cheapest flights from San Diego to SonomaExplore the most affordable flight options available from San Diego to Sonoma. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.
Explore the most affordable flight options available from San Diego to Sonoma. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.
This Kiwi.com deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/258:10 pmSAN - SFO
Nonstop1h 53mMultiple Airlines
Wed 1/72:52 pmSFO - SAN
Nonstop1h 38mMultiple Airlines
Deal found 12/16![Multiple Airlines logo]()
$159
This Kiwi.com deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/258:10 pmSAN - SFO
Nonstop1h 53mFrontier
Wed 1/74:01 pmSFO - SAN
1 stop5h 56mFrontier
Deal found 12/16![Frontier logo]()
$160
This Kiwi.com deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/258:10 pmSAN - SFO
Nonstop1h 53mMultiple Airlines
Tue 1/68:20 amSFO - SAN
Nonstop1h 44mMultiple Airlines
Deal found 12/16![Multiple Airlines logo]()
$163
This Kiwi.com deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/318:10 pmSAN - SFO
Nonstop1h 53mMultiple Airlines
Wed 1/79:16 amSFO - SAN
Nonstop1h 39mMultiple Airlines
Deal found 12/16![Multiple Airlines logo]()
$166
This Frontier deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/258:10 pmSAN - SFO
Nonstop1h 53mFrontier
Thu 1/12:13 pmSFO - SAN
Nonstop1h 39mFrontier
Deal found 12/17![Frontier logo]()
$169
This Kiwi.com deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/318:10 pmSAN - SFO
Nonstop1h 53mMultiple Airlines
Tue 1/67:00 amSFO - SAN
Nonstop1h 51mMultiple Airlines
Deal found 12/16![Multiple Airlines logo]()
$170
This Kiwi.com deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/308:10 pmSAN - SFO
Nonstop1h 53mMultiple Airlines
Wed 1/710:12 amSFO - SAN
Nonstop1h 33mMultiple Airlines
Deal found 12/16![Multiple Airlines logo]()
$174
This Kiwi.com deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/308:10 pmSAN - SFO
Nonstop1h 53mFrontier
Tue 1/64:48 pmSFO - SAN
1 stop5h 10mFrontier
Deal found 12/16![Frontier logo]()
$175
This Kiwi.com deal was found by Cheapflights users on 12/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/318:10 pmSAN - SFO
Nonstop1h 53mFrontier
Sat 1/32:13 pmSFO - SAN
Nonstop1h 39mFrontier
Deal found 12/18![Frontier logo]()
$176
This Frontier deal was found by Cheapflights users on 12/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/298:10 pmSAN - SFO
Nonstop1h 53mFrontier
Sat 1/32:13 pmSFO - SAN
Nonstop1h 39mFrontier
Deal found 12/18![Frontier logo]()
$178
This CheapOair deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/258:10 pmSAN - SFO
Nonstop1h 53mFrontier
Thu 1/88:48 amSFO - SAN
1 stop4h 41mFrontier
Deal found 12/16![Frontier logo]()
$187
Find flight deals from San Diego to Sonoma
Keep the following information in mind while searching for San Diego to Sonoma flight deals. Data was last updated December 18, 2025.
Most accurate provider | CheapOair 3 stars |
|---|---|
Most trusted provider | CheapOair 3 stars |
Round-trip from | $90 (eDestinos) |
One-way from | $46 (Kiwi.com) |
Popular in | November |
Cheapest in | January |
Average price | $174 |
Cheapflights Fare Finder
Customize your flight search to find flights from San Diego to Sonoma that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 18, 2025.
Use the filters below to find and compare flights from San Diego to Sonoma that are best for you.
Fly from
San Diego
Fly to
Sonoma
Route
Depart
Return
Price
San DiegoSan Francisco
SAN - SFO
SANSFO
San Diego
Sat 1/24
9:11 am-10:53 am
Nonstop1h 42m
San Francisco
Wed 1/28
7:00 am-8:35 am
Nonstop1h 35m
$97
San DiegoSan Francisco
SAN - SFO
SANSFO
San Diego
Wed 3/4
11:57 am-1:44 pm
Nonstop1h 47m
San Francisco
Sat 3/7
10:35 pm-12:14 am
Nonstop1h 39m
$117
San DiegoSan Francisco
SAN - SFO
SANSFO
San Diego
Fri 1/9
7:00 am-8:52 am
Nonstop1h 52m
San Francisco
Sun 1/11
7:00 am-8:35 am
Nonstop1h 35m
$117
San DiegoSan Francisco
SAN - SFO
SANSFO
San Diego
Thu 1/15
9:11 am-11:01 am
Nonstop1h 50m
San Francisco
Mon 1/19
7:00 am-8:35 am
Nonstop1h 35m
$117
San DiegoSan Francisco
SAN - SFO
SANSFO
San Diego
Thu 2/5
4:00 pm-5:48 pm
Nonstop1h 48m
San Francisco
Sun 2/8
10:12 am-11:51 am
Nonstop1h 39m
$117
San DiegoSan Francisco
SAN - SFO
SANSFO
San Diego
Tue 1/6
6:15 am-8:15 am
Nonstop2h 00m
San Francisco
Sat 1/10
10:16 am-11:49 am
Nonstop1h 33m
$125
San DiegoSan Francisco
SAN - SFO
SANSFO
San Diego
Wed 3/4
1:50 pm-3:30 pm
Nonstop1h 40m
San Francisco
Sat 3/7
5:55 pm-10:30 pm
1 stop4h 35m
$127
San DiegoSan Francisco
SAN - SFO
SANSFO
San Diego
Tue 1/20
6:00 pm-7:46 pm
Nonstop1h 46m
San Francisco
Thu 1/22
4:20 pm-7:54 pm
1 stop3h 34m
$127
San DiegoSan Francisco
SAN - SFO
SANSFO
San Diego
Mon 3/16
2:25 pm-4:05 pm
Nonstop1h 40m
San Francisco
Thu 3/19
8:50 am-10:25 am
Nonstop1h 35m
$132
San DiegoSan Francisco
SAN - SFO
SANSFO
San Diego
Mon 2/2
5:40 pm-9:50 pm
1 stop4h 10m
San Francisco
Tue 2/3
6:05 am-4:45 pm
2 stops10h 40m
$132
Showing 1-10 of 24 results
Best time to book a flight from San Diego to Sonoma
Have a flexible travel schedule? Discover the best time to fly to Sonoma from San Diego with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from San Diego to Sonoma
How far ahead should I book a flight from San Diego to Sonoma?
Use this chart to determine the optimal time to book a round-trip flight from San Diego to Sonoma. Price data was last updated on December 12, 2025.
Booking 87 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Diego to Sonoma. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from San Diego to Sonoma?
Currently, February is the cheapest month in which you can book a flight from San Diego to Sonoma (average of $18). Flying from San Diego to Sonoma in November is currently the most expensive (average of $62). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from SAN to SN9?
Find hourly flight availability from San Diego to Sonoma. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.
Unlike in the morning, when flights are generally more expensive, you can save up to 21% on flights from San Diego to Sonoma by exploring options for tickets at noon.
What is the cheapest day to fly from San Diego to Sonoma?
Use this chart to determine the cheapest time to fly round-trip from San Diego to Sonoma. Price data was last updated on December 16, 2024.
Travelers seeking maximum savings on their San Diego to Sonoma flight should consider departing on Saturday afternoons when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Weekly flight availability from San Diego to Sonoma
Explore weekly flight availability from San Diego to Sonoma. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated December 18, 2025.
The most flights from SAN to SN9 are scheduled on a Tuesday (75 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (1 on average).
Reviews of airlines servicing Sonoma
Get insights into the airlines that provide service to Sonoma. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sonoma. Reviews last updated December 18, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest, and Hawaiian Airlines from San Diego to Sonoma to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
8.0
Boarding
8.1
Crew
8.5
Comfort
7.8
Food
7.1
Entertainment
7.0
Reviews
1 / 20
2.0
MediocreArt,Dec 2025
SAN - OGG
Overall
8.0
Boarding
8.1
Crew
8.5
Comfort
7.8
Food
7.1
Entertainment
7.0
Reviews
1 / 20
2.0
MediocreArt,Dec 2025
SAN - OGG
Overall
8.0
Boarding
8.1
Crew
8.5
Comfort
7.8
Food
7.1
Entertainment
7.0
Reviews
1 / 20
2.0
MediocreArt,Dec 2025
SAN - OGG
Overall
8.0
Boarding
8.1
Crew
8.5
Comfort
7.8
Food
7.1
Entertainment
7.0
Reviews
1 / 20
2.0
MediocreArt,Dec 2025
SAN - OGG
Overall
8.0
Boarding
8.1
Crew
8.5
Comfort
7.8
Food
7.1
Entertainment
7.0
Reviews
1 / 20
2.0
MediocreArt,Dec 2025
SAN - OGG
Overall
8.0
Boarding
8.1
Crew
8.5
Comfort
7.8
Food
7.1
Entertainment
7.0
Reviews
1 / 20
2.0
MediocreArt,Dec 2025
SAN - OGG
Related info for your journey
Find useful and relevant information for your journey from San Diego to Sonoma. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes for San Diego to Sonoma
See prices for flight routes from nearby airports that may be better suited for you.
Top 8 airlines flying from San Diego to Sonoma
Discover the top 8 airlines that operate flights from San Diego to Sonoma. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 18, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$24 | Average$105 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$29 | Average$107 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$30 | Average$214 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$56 | Average$223 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$57 | Average$131 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$77 | Average$194 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$88 | Average$197 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$158 | Average$433 | FlexibilityNo cancel fee | On-time71% |